NetBSD-5.0.2/sys/compat/svr4_32/svr4_32_termios.c
/* $NetBSD: svr4_32_termios.c,v 1.17 2008/04/28 20:23:46 martin Exp $ */
/*-
* Copyright (c) 1994, 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: svr4_32_termios.c,v 1.17 2008/04/28 20:23:46 martin Exp $");
#include <sys/param.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/ioctl.h>
#include <sys/termios.h>
#include <sys/tty.h>
#include <sys/socket.h>
#include <sys/mount.h>
#include <net/if.h>
#include <sys/malloc.h>
#include <sys/syscallargs.h>
#include <compat/svr4_32/svr4_32_types.h>
#include <compat/svr4_32/svr4_32_util.h>
#include <compat/svr4_32/svr4_32_signal.h>
#include <compat/svr4_32/svr4_32_ioctl.h>
#include <compat/svr4_32/svr4_32_lwp.h>
#include <compat/svr4_32/svr4_32_ucontext.h>
#include <compat/svr4_32/svr4_32_syscallargs.h>
#include <compat/svr4_32/svr4_32_stropts.h>
#include <compat/svr4_32/svr4_32_termios.h>
#ifndef __CONCAT3
# if __STDC__
# define __CONCAT3(a,b,c) a ## b ## c
# else
# define __CONCAT3(a,b,c) a/**/b/**/c
# endif
#endif
static u_long bsd_to_svr4_32_speed(u_long, u_long);
static u_long svr4_32_to_bsd_speed(u_long, u_long);
static void svr4_32_to_bsd_termios(const struct svr4_32_termios *,
struct termios *, int);
static void bsd_to_svr4_32_termios(const struct termios *,
struct svr4_32_termios *);
static void svr4_termio_to_termios(const struct svr4_termio *,
struct svr4_32_termios *);
static void svr4_32_termios_to_termio(const struct svr4_32_termios *,
struct svr4_termio *);
#ifdef DEBUG_SVR4
static void print_svr4_32_termios(const struct svr4_32_termios *);
static void print_bsd_termios(const struct termios *);
#endif /* DEBUG_SVR4 */
#define undefined_char(a,b) /**/
#define undefined_flag1(f,a,b) /**/
#define undefined_flag2(f,a,b,c1,t1,c2,t2) /**/
#define undefined_flag4(f,a,b,c1,t1,c2,t2,c3,t3,c4,t4) /**/
#define svr4_to_bsd_char(a,b) \
if (new || __CONCAT3(SVR4_,a,b) < SVR4_NCC) { \
if (st->c_cc[__CONCAT3(SVR4_,a,b)] == SVR4_POSIX_VDISABLE) \
bt->c_cc[__CONCAT(a,b)] = _POSIX_VDISABLE; \
else \
bt->c_cc[__CONCAT(a,b)] = st->c_cc[__CONCAT3(SVR4_,a,b)]; \
}
#define svr4_to_bsd_flag1(f,a,b) \
if (new || __CONCAT3(SVR4_,a,b) < 0200000) { \
if (st->f & __CONCAT3(SVR4_,a,b)) \
bt->f |= __CONCAT(a,b); \
else \
bt->f &= ~__CONCAT(a,b); \
}
#define svr4_to_bsd_flag2(f,a,b,c1,t1,c2,t2) \
if (new || __CONCAT3(SVR4_,a,b) < 0200000) { \
bt->f &= ~__CONCAT(a,b); \
switch (st->f & __CONCAT3(SVR4_,a,b)) { \
case __CONCAT3(SVR4_,c1,t1): bt->f |= __CONCAT(c1,t1); break; \
case __CONCAT3(SVR4_,c2,t2): bt->f |= __CONCAT(c2,t2); break; \
} \
}
#define svr4_to_bsd_flag4(f,a,b,c1,t1,c2,t2,c3,t3,c4,t4) \
if (new || __CONCAT3(SVR4_,a,b) < 0200000) { \
bt->f &= ~__CONCAT(a,b); \
switch (st->f & __CONCAT3(SVR4_,a,b)) { \
case __CONCAT3(SVR4_,c1,t1): bt->f |= __CONCAT(c1,t1); break; \
case __CONCAT3(SVR4_,c2,t2): bt->f |= __CONCAT(c2,t2); break; \
case __CONCAT3(SVR4_,c3,t3): bt->f |= __CONCAT(c3,t3); break; \
case __CONCAT3(SVR4_,c4,t4): bt->f |= __CONCAT(c4,t4); break; \
} \
}
#define bsd_to_svr4_char(a,b) \
if (bt->c_cc[__CONCAT(a,b)] == _POSIX_VDISABLE) \
st->c_cc[__CONCAT3(SVR4_,a,b)] = SVR4_POSIX_VDISABLE; \
else \
st->c_cc[__CONCAT3(SVR4_,a,b)] = bt->c_cc[__CONCAT(a,b)]
#define bsd_to_svr4_flag1(f,a,b) \
if (bt->f & __CONCAT(a,b)) \
st->f |= __CONCAT3(SVR4_,a,b); \
else \
st->f &= ~__CONCAT3(SVR4_,a,b)
#define bsd_to_svr4_flag2(f,a,b,c1,t1,c2,t2) \
st->f &= ~__CONCAT(a,b); \
switch (bt->f & __CONCAT(a,b)) { \
case __CONCAT(c1,t1): st->f |= __CONCAT3(SVR4_,c1,t1); break; \
case __CONCAT(c2,t2): st->f |= __CONCAT3(SVR4_,c2,t2); break; \
}
#define bsd_to_svr4_flag4(f,a,b,c1,t1,c2,t2,c3,t3,c4,t4) \
st->f &= ~__CONCAT(a,b); \
switch (bt->f & __CONCAT(a,b)) { \
case __CONCAT(c1,t1): st->f |= __CONCAT3(SVR4_,c1,t1); break; \
case __CONCAT(c2,t2): st->f |= __CONCAT3(SVR4_,c2,t2); break; \
case __CONCAT(c3,t3): st->f |= __CONCAT3(SVR4_,c3,t3); break; \
case __CONCAT(c4,t4): st->f |= __CONCAT3(SVR4_,c4,t4); break; \
}
#ifdef DEBUG_SVR4
static void
print_svr4_32_termios(const struct svr4_32_termios *st)
{
int i;
uprintf("SVR4_32\niflag=%lo oflag=%lo cflag=%lo lflag=%lo\n",
st->c_iflag, st->c_oflag, st->c_cflag, st->c_lflag);
uprintf("cc: ");
for (i = 0; i < SVR4_NCCS; i++)
uprintf("%o ", st->c_cc[i]);
uprintf("\n");
}
static void
print_bsd_termios(const struct termios *bt)
{
int i;
uprintf("BSD\niflag=%o oflag=%o cflag=%o lflag=%o\n",
bt->c_iflag, bt->c_oflag, bt->c_cflag, bt->c_lflag);
uprintf("cc: ");
for (i = 0; i < NCCS; i++)
uprintf("%o ", bt->c_cc[i]);
uprintf("\n");
}
#endif /* DEBUG_SVR4 */
static u_long
bsd_to_svr4_32_speed(u_long sp, u_long mask)
{
switch (sp) {
#undef getval
#define getval(a,b) case __CONCAT(a,b): sp = __CONCAT3(SVR4_,a,b)
getval(B,0);
getval(B,50);
getval(B,75);
getval(B,110);
getval(B,134);
getval(B,150);
getval(B,200);
getval(B,300);
getval(B,600);
getval(B,1200);
getval(B,1800);
getval(B,2400);
getval(B,4800);
getval(B,9600);
getval(B,19200);
getval(B,38400);
getval(B,57600);
getval(B,115200);
default: sp = SVR4_B9600; /* XXX */
}
while ((mask & 1) == 0) {
mask >>= 1;
sp <<= 1;
}
return sp;
}
static u_long
svr4_32_to_bsd_speed(u_long sp, u_long mask)
{
while ((mask & 1) == 0) {
mask >>= 1;
sp >>= 1;
}
switch (sp & mask) {
#undef getval
#define getval(a,b) case __CONCAT3(SVR4_,a,b): return __CONCAT(a,b)
getval(B,0);
getval(B,50);
getval(B,75);
getval(B,110);
getval(B,134);
getval(B,150);
getval(B,200);
getval(B,300);
getval(B,600);
getval(B,1200);
getval(B,1800);
getval(B,2400);
getval(B,4800);
getval(B,9600);
getval(B,19200);
getval(B,38400);
getval(B,57600);
getval(B,115200);
default: return B9600; /* XXX */
}
}
static void
svr4_32_to_bsd_termios(const struct svr4_32_termios *st, struct termios *bt, int new)
{
/* control characters */
/*
* We process VMIN and VTIME first,
* because they are shared with VEOF and VEOL
*/
svr4_to_bsd_char(V,MIN);
svr4_to_bsd_char(V,TIME);
svr4_to_bsd_char(V,INTR);
svr4_to_bsd_char(V,QUIT);
svr4_to_bsd_char(V,ERASE);
svr4_to_bsd_char(V,KILL);
svr4_to_bsd_char(V,EOF);
svr4_to_bsd_char(V,EOL);
svr4_to_bsd_char(V,EOL2);
undefined_char(V,SWTCH);
svr4_to_bsd_char(V,START);
svr4_to_bsd_char(V,STOP);
svr4_to_bsd_char(V,SUSP);
svr4_to_bsd_char(V,DSUSP);
svr4_to_bsd_char(V,REPRINT);
svr4_to_bsd_char(V,DISCARD);
svr4_to_bsd_char(V,WERASE);
svr4_to_bsd_char(V,LNEXT);
/* Input modes */
svr4_to_bsd_flag1(c_iflag,I,GNBRK);
svr4_to_bsd_flag1(c_iflag,B,RKINT);
svr4_to_bsd_flag1(c_iflag,I,GNPAR);
svr4_to_bsd_flag1(c_iflag,P,ARMRK);
svr4_to_bsd_flag1(c_iflag,I,NPCK);
svr4_to_bsd_flag1(c_iflag,I,STRIP);
svr4_to_bsd_flag1(c_iflag,I,NLCR);
svr4_to_bsd_flag1(c_iflag,I,GNCR);
svr4_to_bsd_flag1(c_iflag,I,CRNL);
undefined_flag1(c_iflag,I,UCLC);
svr4_to_bsd_flag1(c_iflag,I,XON);
svr4_to_bsd_flag1(c_iflag,I,XANY);
svr4_to_bsd_flag1(c_iflag,I,XOFF);
svr4_to_bsd_flag1(c_iflag,I,MAXBEL);
undefined_flag1(c_iflag,D,OSMODE);
/* Output modes */
svr4_to_bsd_flag1(c_oflag,O,POST);
undefined_flag1(c_oflag,O,LCUC);
svr4_to_bsd_flag1(c_oflag,O,NLCR);
undefined_flag1(c_oflag,O,CRNL);
undefined_flag1(c_oflag,O,NOCR);
undefined_flag1(c_oflag,O,NLRET);
undefined_flag1(c_oflag,O,FILL);
undefined_flag1(c_oflag,O,FDEL);
undefined_flag2(c_oflag,N,LDLY,N,L0,N,L1);
undefined_flag4(c_oflag,C,RDLY,C,R0,C,R1,C,R2,C,R3);
undefined_flag4(c_oflag,T,ABDLY,T,AB0,T,AB1,T,AB2,T,AB3);
undefined_flag2(c_oflag,B,SDLY,B,S0,B,S1);
undefined_flag2(c_oflag,V,TDLY,V,T0,V,T1);
undefined_flag2(c_oflag,F,FDLY,F,F0,F,F1);
undefined_flag1(c_oflag,P,AGEOUT);
undefined_flag1(c_oflag,W,RAP);
/* Control modes */
bt->c_ospeed = svr4_32_to_bsd_speed(st->c_cflag, SVR4_CBAUD);
svr4_to_bsd_flag4(c_cflag,C,SIZE,C,S5,C,S6,C,S7,C,S8)
svr4_to_bsd_flag1(c_cflag,C,STOPB);
svr4_to_bsd_flag1(c_cflag,C,READ);
svr4_to_bsd_flag1(c_cflag,P,ARENB);
svr4_to_bsd_flag1(c_cflag,P,ARODD);
svr4_to_bsd_flag1(c_cflag,H,UPCL);
svr4_to_bsd_flag1(c_cflag,C,LOCAL);
undefined_flag1(c_cflag,R,CV1EN);
undefined_flag1(c_cflag,X,MT1EN);
undefined_flag1(c_cflag,L,OBLK);
undefined_flag1(c_cflag,X,CLUDE);
bt->c_ispeed = svr4_32_to_bsd_speed(st->c_cflag, SVR4_CIBAUD);
undefined_flag1(c_cflag,P,AREXT);
/* line discipline modes */
svr4_to_bsd_flag1(c_lflag,I,SIG);
svr4_to_bsd_flag1(c_lflag,I,CANON);
undefined_flag1(c_lflag,X,CASE);
svr4_to_bsd_flag1(c_lflag,E,CHO);
svr4_to_bsd_flag1(c_lflag,E,CHOE);
svr4_to_bsd_flag1(c_lflag,E,CHOK);
svr4_to_bsd_flag1(c_lflag,E,CHONL);
svr4_to_bsd_flag1(c_lflag,N,OFLSH);
svr4_to_bsd_flag1(c_lflag,T,OSTOP);
svr4_to_bsd_flag1(c_lflag,E,CHOCTL);
svr4_to_bsd_flag1(c_lflag,E,CHOPRT);
svr4_to_bsd_flag1(c_lflag,E,CHOKE);
undefined_flag1(c_lflag,D,EFECHO);
svr4_to_bsd_flag1(c_lflag,F,LUSHO);
svr4_to_bsd_flag1(c_lflag,P,ENDIN);
svr4_to_bsd_flag1(c_lflag,I,EXTEN);
}
static void
bsd_to_svr4_32_termios(const struct termios *bt, struct svr4_32_termios *st)
{
/* control characters */
/*
* We process VMIN and VTIME first,
* because they are shared with VEOF and VEOL
*/
bsd_to_svr4_char(V,MIN);
bsd_to_svr4_char(V,TIME);
bsd_to_svr4_char(V,INTR);
bsd_to_svr4_char(V,QUIT);
bsd_to_svr4_char(V,ERASE);
bsd_to_svr4_char(V,KILL);
bsd_to_svr4_char(V,EOF);
bsd_to_svr4_char(V,EOL);
bsd_to_svr4_char(V,EOL2);
undefined_char(V,SWTCH);
bsd_to_svr4_char(V,START);
bsd_to_svr4_char(V,STOP);
bsd_to_svr4_char(V,SUSP);
bsd_to_svr4_char(V,DSUSP);
bsd_to_svr4_char(V,REPRINT);
bsd_to_svr4_char(V,DISCARD);
bsd_to_svr4_char(V,WERASE);
bsd_to_svr4_char(V,LNEXT);
/* Input modes */
bsd_to_svr4_flag1(c_iflag,I,GNBRK);
bsd_to_svr4_flag1(c_iflag,B,RKINT);
bsd_to_svr4_flag1(c_iflag,I,GNPAR);
bsd_to_svr4_flag1(c_iflag,P,ARMRK);
bsd_to_svr4_flag1(c_iflag,I,NPCK);
bsd_to_svr4_flag1(c_iflag,I,STRIP);
bsd_to_svr4_flag1(c_iflag,I,NLCR);
bsd_to_svr4_flag1(c_iflag,I,GNCR);
bsd_to_svr4_flag1(c_iflag,I,CRNL);
undefined_flag1(c_iflag,I,UCLC);
bsd_to_svr4_flag1(c_iflag,I,XON);
bsd_to_svr4_flag1(c_iflag,I,XANY);
bsd_to_svr4_flag1(c_iflag,I,XOFF);
bsd_to_svr4_flag1(c_iflag,I,MAXBEL);
undefined_flag1(c_iflag,D,OSMODE);
/* Output modes */
bsd_to_svr4_flag1(c_oflag,O,POST);
undefined_flag1(c_oflag,O,LCUC);
bsd_to_svr4_flag1(c_oflag,O,NLCR);
undefined_flag1(c_oflag,O,CRNL);
undefined_flag1(c_oflag,O,NOCR);
undefined_flag1(c_oflag,O,NLRET);
undefined_flag1(c_oflag,O,FILL);
undefined_flag1(c_oflag,O,FDEL);
undefined_flag2(c_oflag,N,LDLY,N,L0,N,L1);
undefined_flag4(c_oflag,C,RDLY,C,R0,C,R1,C,R2,C,R3);
undefined_flag4(c_oflag,T,ABDLY,T,AB0,T,AB1,T,AB2,T,AB3);
undefined_flag2(c_oflag,B,SDLY,B,S0,B,S1);
undefined_flag2(c_oflag,V,TDLY,V,T0,V,T1);
undefined_flag2(c_oflag,F,FDLY,F,F0,F,F1);
undefined_flag1(c_oflag,P,AGEOUT);
undefined_flag1(c_oflag,W,RAP);
/* Control modes */
st->c_cflag &= ~SVR4_CBAUD;
st->c_cflag |= bsd_to_svr4_32_speed(bt->c_ospeed, SVR4_CBAUD);
bsd_to_svr4_flag4(c_cflag,C,SIZE,C,S5,C,S6,C,S7,C,S8)
bsd_to_svr4_flag1(c_cflag,C,STOPB);
bsd_to_svr4_flag1(c_cflag,C,READ);
bsd_to_svr4_flag1(c_cflag,P,ARENB);
bsd_to_svr4_flag1(c_cflag,P,ARODD);
bsd_to_svr4_flag1(c_cflag,H,UPCL);
bsd_to_svr4_flag1(c_cflag,C,LOCAL);
undefined_flag1(c_cflag,R,CV1EN);
undefined_flag1(c_cflag,X,MT1EN);
undefined_flag1(c_cflag,L,OBLK);
undefined_flag1(c_cflag,X,CLUDE);
st->c_cflag &= ~SVR4_CIBAUD;
st->c_cflag |= bsd_to_svr4_32_speed(bt->c_ispeed, SVR4_CIBAUD);
undefined_flag1(c_oflag,P,AREXT);
/* line discipline modes */
bsd_to_svr4_flag1(c_lflag,I,SIG);
bsd_to_svr4_flag1(c_lflag,I,CANON);
undefined_flag1(c_lflag,X,CASE);
bsd_to_svr4_flag1(c_lflag,E,CHO);
bsd_to_svr4_flag1(c_lflag,E,CHOE);
bsd_to_svr4_flag1(c_lflag,E,CHOK);
bsd_to_svr4_flag1(c_lflag,E,CHONL);
bsd_to_svr4_flag1(c_lflag,N,OFLSH);
bsd_to_svr4_flag1(c_lflag,T,OSTOP);
bsd_to_svr4_flag1(c_lflag,E,CHOCTL);
bsd_to_svr4_flag1(c_lflag,E,CHOPRT);
bsd_to_svr4_flag1(c_lflag,E,CHOKE);
undefined_flag1(c_lflag,D,EFECHO);
bsd_to_svr4_flag1(c_lflag,F,LUSHO);
bsd_to_svr4_flag1(c_lflag,P,ENDIN);
bsd_to_svr4_flag1(c_lflag,I,EXTEN);
}
static void
svr4_termio_to_termios(const struct svr4_termio *t, struct svr4_32_termios *ts)
{
int i;
ts->c_iflag = (svr4_32_tcflag_t) t->c_iflag;
ts->c_oflag = (svr4_32_tcflag_t) t->c_oflag;
ts->c_cflag = (svr4_32_tcflag_t) t->c_cflag;
ts->c_lflag = (svr4_32_tcflag_t) t->c_lflag;
for (i = 0; i < SVR4_NCC; i++)
ts->c_cc[i] = (svr4_cc_t) t->c_cc[i];
}
static void
svr4_32_termios_to_termio(const struct svr4_32_termios *ts, struct svr4_termio *t)
{
int i;
t->c_iflag = (u_short) ts->c_iflag;
t->c_oflag = (u_short) ts->c_oflag;
t->c_cflag = (u_short) ts->c_cflag;
t->c_lflag = (u_short) ts->c_lflag;
t->c_line = 0; /* XXX */
for (i = 0; i < SVR4_NCC; i++)
t->c_cc[i] = (u_char) ts->c_cc[i];
}
int
svr4_32_term_ioctl(struct file *fp, struct lwp *l, register_t *retval, int fd, u_long cmd, void *data)
{
struct termios bt;
struct svr4_32_termios st;
struct svr4_termio t;
int error, new;
int (*ctl)(file_t *, u_long, void *) = fp->f_ops->fo_ioctl;
*retval = 0;
switch (cmd) {
case SVR4_TCGETA:
case SVR4_TCGETS:
if ((error = (*ctl)(fp, TIOCGETA, &bt)) != 0)
return error;
memset(&st, 0, sizeof(st));
bsd_to_svr4_32_termios(&bt, &st);
DPRINTF(("ioctl(TCGET%c);\n", cmd == SVR4_TCGETA ? 'A' : 'S'));
#ifdef DEBUG_SVR4
print_bsd_termios(&bt);
print_svr4_32_termios(&st);
#endif /* DEBUG_SVR4 */
if (cmd == SVR4_TCGETA) {
svr4_32_termios_to_termio(&st, &t);
return copyout(&t, data, sizeof(t));
}
else {
return copyout(&st, data, sizeof(st));
}
case SVR4_TCSETA:
case SVR4_TCSETS:
case SVR4_TCSETAW:
case SVR4_TCSETSW:
case SVR4_TCSETAF:
case SVR4_TCSETSF:
/* get full BSD termios so we don't lose information */
if ((error = (*ctl)(fp, TIOCGETA, &bt)) != 0)
return error;
switch (cmd) {
case SVR4_TCSETS:
case SVR4_TCSETSW:
case SVR4_TCSETSF:
if ((error = copyin(data, &st, sizeof(st))) != 0)
return error;
new = 1;
break;
case SVR4_TCSETA:
case SVR4_TCSETAW:
case SVR4_TCSETAF:
if ((error = copyin(data, &t, sizeof(t))) != 0)
return error;
svr4_termio_to_termios(&t, &st);
new = 0;
break;
default:
return EINVAL;
}
svr4_32_to_bsd_termios(&st, &bt, new);
switch (cmd) {
case SVR4_TCSETA:
case SVR4_TCSETS:
DPRINTF(("ioctl(TCSET[A|S]);\n"));
cmd = TIOCSETA;
break;
case SVR4_TCSETAW:
case SVR4_TCSETSW:
DPRINTF(("ioctl(TCSET[A|S]W);\n"));
cmd = TIOCSETAW;
break;
case SVR4_TCSETAF:
case SVR4_TCSETSF:
DPRINTF(("ioctl(TCSET[A|S]F);\n"));
cmd = TIOCSETAF;
break;
}
#ifdef DEBUG_SVR4
print_bsd_termios(&bt);
print_svr4_32_termios(&st);
#endif /* DEBUG_SVR4 */
return (*ctl)(fp, cmd, &bt);
case SVR4_TIOCGWINSZ:
{
struct svr4_winsize ws;
error = (*ctl)(fp, TIOCGWINSZ, &ws);
if (error)
return error;
return copyout(&ws, data, sizeof(ws));
}
case SVR4_TIOCSWINSZ:
{
struct svr4_winsize ws;
if ((error = copyin(data, &ws, sizeof(ws))) != 0)
return error;
return (*ctl)(fp, TIOCSWINSZ, &ws);
}
default:
return svr4_32_stream_ti_ioctl(fp, l, retval, fd, cmd, data);
}
}